Tibetan patients with hepatic hydatidosis can tolerate hypoxic environment without incident increase of pulmonary hypert

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ORIGINAL PAPER

Tibetan patients with hepatic hydatidosis can tolerate hypoxic environment without incident increase of pulmonary hypertension: an echocardiography study Zhaohuan Li1 · Jing Tan3 · Xuebing Liu1 · Wenjun Zhang3 · Qingguo Meng1 · Mi Zhou3 · Ni Lin1 · Fei Cao1 · Jing Lu1 · Jun Liu2 · Lixue Yin1  Received: 29 October 2019 / Accepted: 15 June 2020 © Springer Nature B.V. 2020

Abstract Use of echocardiography to evaluate the characteristics of right heart and pulmonary artery of Tibetans with hepatic hydatidosis living in a high plateau area. We recruited 222 Tibetan adults diagnosed with hydatidosis from June 2016 to June 2017 in Shiqu and Seda areas of Tibet; 40 healthy control from the same area, denoted as the high plateau group. We also include 755 Healthy adults of Han nationality living in the plain from the EMINCA study as the low altitude group. Compared to high plateau group, hydatidosis individuals showed decreased RVADed, RVTDed, increased E(T)/A(T) and reduced RVFAC and TAPSE (p